12208582 has 4 divisors (see below), whose sum is σ = 18312876. Its totient is φ = 6104290.

The previous prime is 12208571. The next prime is 12208597. The reversal of 12208582 is 28580221.

12208582 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a plaindrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 12208582.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3052144 + ... + 3052147.

It is an arithmetic number, because the mean of its divisors is an integer number (4578219).

Almost surely, 2^12208582 is an apocalyptic number.

12208582 is a deficient number, since it is larger than the sum of its proper divisors (6104294).

12208582 is an equidigital number, since it uses as much as digits as its factorization.

12208582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6104293.

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 12208582 is about 3494.0781330703. The cubic root of 12208582 is about 230.2617184591.

The spelling of 12208582 in words is "twelve million, two hundred eight thousand, five hundred eighty-two".